Given my history of migraines, seizures (including PNES), a prior left‑brain MRI abnormality, and recent onset of left‑sided pounding headaches aggravated by head movement, brief episodes of vertigo, a persistent sensation of eye bulging, and sudden intense left‑ear tinnitus, what urgent evaluation and diagnostic work‑up should I obtain?

Urgent Emergency Department Evaluation Required Today

You need emergency department evaluation immediately—your constellation of new left‑sided pounding headaches aggravated by movement, persistent sensation of eye bulging, brief recurrent vertigo episodes, sudden intense tinnitus, and a known prior left‑brain MRI abnormality raises concern for serious intracranial pathology that requires urgent neuroimaging and comprehensive workup.

Why Emergency Evaluation Is Critical

Your symptom pattern demands urgent attention for several reasons:

• New or changed headache pattern in someone with known brain abnormality and seizure history
• Persistent visual sensation (eye bulging/pressure) lasting over a week—not typical of benign migraine
• Movement‑aggravated headache with two severe episodes that rapidly escalated over 5–10 minutes
• Multiple neurological symptoms occurring simultaneously (headache, vertigo, visual changes, tinnitus)
• Prior left‑brain abnormality on MRI 10 years ago—never followed up with current symptoms

Immediate Diagnostic Workup Needed

Brain Imaging (First Priority)

MRI brain with and without contrast is the essential first test 1. Given your prior left‑brain abnormality, current left‑sided symptoms, and 10‑year gap since last imaging, you need:

• MRI brain without and with IV contrast to evaluate for:
  • Progression of prior left‑brain lesion
  • Mass lesion or tumor (especially given persistent eye pressure sensation)
  • Intracranial hypotension (can cause orthostatic‑like symptoms and eye changes) 2, 1
  • Vascular abnormalities
  • Subdural collections
  • Signs suggesting increased intracranial pressure

The persistent eye bulging sensation is particularly concerning—this is not a typical vestibular migraine feature and warrants investigation for structural causes including mass effect or elevated intracranial pressure.

Additional Urgent Testing

Comprehensive audiologic examination should be obtained promptly given your unilateral (left) tinnitus and ear symptoms 3. The sudden 30–45 second episode of intense left ear ringing combined with headache and vertigo requires:

• Full audiometry
• Tympanometry
• Assessment for asymmetric hearing loss

Ophthalmologic evaluation for the persistent eye pressure/bulging sensation:

• Fundoscopic examination to assess for papilledema (elevated intracranial pressure)
• Visual field testing
• Intraocular pressure measurement
• Assessment for proptosis

Differential Diagnosis Framework

Most Concerning Possibilities (Require Urgent Exclusion)

1. Intracranial mass or progression of prior brain lesion

   • Your persistent eye pressure sensation, left‑sided headache, and prior left‑brain abnormality create high suspicion
   • The 10‑year gap without imaging is too long given new symptoms

2. Intracranial hypotension (spontaneous CSF leak)

   • Your positional head pressure when standing, ear fullness, and headache pattern fit 2, 1
   • However, typical orthostatic headache improves within 2 hours of lying flat—confirm if yours does
   • Can cause subdural collections and requires specific treatment

3. Posterior circulation stroke or TIA

   • Left‑sided symptoms, vertigo, visual changes, and tinnitus could represent vertebrobasilar territory ischemia 4
   • Your age and migraine history increase stroke risk, especially if you use oral contraceptives 5

4. Maxillary sinus lesion complications

   • Your 2024 CT showed "heterogeneous, expansile, possibly erosive" right maxillary sinus lesion
   • If this was never definitively diagnosed or treated, it could be causing referred symptoms or intracranial extension

Less Urgent but Important Considerations

Vestibular migraine is possible but should be a diagnosis of exclusion after imaging 6. The Bárány criteria require 6:

• ≥5 episodes of vestibular symptoms lasting 5 minutes to 72 hours
• Current or previous migraine history
• Migraine features during ≥50% of dizzy episodes
• Other causes ruled out by appropriate investigations

Your brief 5–7 second vertigo episodes occurring multiple times daily are atypical for vestibular migraine, which usually causes episodes lasting minutes to hours 6. The persistent eye sensation is also not characteristic.

Chronic vestibular migraine vs. PPPD (Persistent Postural‑Perceptual Dizziness) 7:

• If symptoms become truly persistent, this may represent PPPD rather than episodic vestibular migraine
• However, diagnosis requires excluding structural causes first

Critical Red Flags in Your History

Several features suggest this is not simple migraine or benign vertigo:

• Persistent daily visual sensation (eye bulging) for >1 week—not episodic
• Rapid escalation of two severe headache episodes over 5–10 minutes
• Multiple simultaneous neurological symptoms from different systems
• Known prior brain abnormality never re‑evaluated
• Unresolved sinus lesion with concerning imaging features
• Brief recurrent vertigo (seconds) occurring 5–7 times daily—not typical vestibular migraine duration

The guidelines emphasize that downbeating nystagmus, direction‑changing nystagmus, or failure to respond to conservative management should raise concern for central (neurological) rather than peripheral causes 4.

What to Tell the Emergency Department

Use your prepared summary but emphasize:

1. "I need urgent brain MRI—I have a known left brain abnormality from 10 years ago that was never followed up, and now I have new left‑sided neurological symptoms"

2. "I have persistent eye pressure/bulging sensation for over a week that doesn't go away—this is not episodic"

3. "I have an unresolved possibly erosive sinus lesion from 2024 that needs ENT follow‑up"

4. "My headaches rapidly escalated twice over 5–10 minutes and are aggravated by any head movement"

Why Not Wait for Outpatient Neurology

Your insurance activates soon, but waiting 2–4 weeks for outpatient neurology is inappropriate because:

• Structural lesions (tumor, subdural hematoma, vascular malformation) require immediate identification
• Intracranial hypotension can worsen and cause complications if untreated
• Stroke/TIA requires urgent evaluation and secondary prevention
• The sinus lesion with "possible erosive" features needs urgent ENT assessment for potential malignancy

The multidisciplinary consensus guideline for spontaneous intracranial hypotension states that patients unable to care for themselves should be seen within 48 hours, and those with rapid deterioration require emergency admission 2.

After Emergency Evaluation

Once structural causes are excluded, if vestibular migraine is confirmed:

Acute treatment 8:

• NSAIDs (ibuprofen, naproxen) or triptans for headache episodes
• Vestibular suppressants (meclizine, dimenhydrinate) for short‑term vertigo relief only 6

Preventive treatment if episodes continue 8:

• First‑line: Topiramate (which you've tried before) or propranolol
• Consider amitriptyline if you have comorbid anxiety or sleep issues
• Lifestyle modifications: regular sleep, hydration, trigger avoidance

Vestibular rehabilitation may help if balance issues persist after acute phase 6.

Common Pitfalls to Avoid

1. Do not accept "it's just migraine" without brain imaging—your prior abnormality and persistent symptoms demand re‑evaluation

2. Do not let providers dismiss the eye sensation—this is not typical migraine and requires ophthalmologic assessment

3. Ensure the sinus lesion gets definitive ENT follow‑up—"possibly erosive" and "sinonasal malignancy" in the differential cannot be ignored

4. Do not start migraine preventive medication before imaging—structural causes must be excluded first

Go to the emergency department today. Your symptom constellation, prior brain abnormality, and unresolved sinus lesion require urgent evaluation that cannot wait for outpatient appointments.